Hourly Weather Forecast for Bloomington, Illinois

Hourly Weather | Today › Monday, April 27, 2026

Active Weather Warnings

High Wind Warning
Severe Thunderstorm Watch

Bloomington, Illinois

1 PM

64°

Feels Like 63°

Humidity: 84%

UV Index: 3

Wind: 25 mph

2 PM

68°

Feels Like 64°

Humidity: 79%

UV Index: 2

Wind: 24 mph

3 PM

66°

Feels Like 64°

Humidity: 87%

UV Index: 2

Wind: 23 mph

4 PM

66°

Feels Like 64°

Humidity: 89%

UV Index: 1

Wind: 22 mph

5 PM

66°

Feels Like 63°

Humidity: 91%

UV Index: 1

Wind: 23 mph

6 PM

66°

Feels Like 57°

Humidity: 91%

UV Index: 0

Wind: 23 mph

7 PM

66°

Feels Like 57°

Humidity: 92%

UV Index: 0

Wind: 22 mph

8 PM

68°

Feels Like 64°

Humidity: 90%

UV Index: 0

Wind: 21 mph

9 PM

66°

Feels Like 61°

Humidity: 90%

UV Index: 0

Wind: 17 mph

10 PM

66°

Feels Like 63°

Humidity: 89%

UV Index: 0

Wind: 15 mph

11 PM

66°

Feels Like 63°

Humidity: 89%

UV Index: 0

Wind: 14 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 PM

28 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 1.99 µg/m³
PM₁₀: 2.18 µg/m³
O₃: 0.030 ppm
NO₂: 1.1 ppb
SO₂: 0.6 ppb
CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM

28 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.33 µg/m³
PM₁₀: 2.56 µg/m³
O₃: 0.030 ppm
NO₂: 1.3 ppb
SO₂: 0.7 ppb
CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM

27 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.82 µg/m³
PM₁₀: 3.03 µg/m³
O₃: 0.029 ppm
NO₂: 1.5 ppb
SO₂: 0.7 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM

27 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.97 µg/m³
PM₁₀: 3.15 µg/m³
O₃: 0.029 ppm
NO₂: 1.6 ppb
SO₂: 0.6 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM

26 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.83 µg/m³
PM₁₀: 2.97 µg/m³
O₃: 0.028 ppm
NO₂: 1.8 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM

25 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.69 µg/m³
PM₁₀: 2.81 µg/m³
O₃: 0.027 ppm
NO₂: 2.1 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM

25 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.63 µg/m³
PM₁₀: 2.75 µg/m³
O₃: 0.027 ppm
NO₂: 2.4 ppb
SO₂: 0.4 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM

24 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.66 µg/m³
PM₁₀: 2.8 µg/m³
O₃: 0.025 ppm
NO₂: 2.6 ppb
SO₂: 0.4 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM

22 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.69 µg/m³
PM₁₀: 2.86 µg/m³
O₃: 0.024 ppm
NO₂: 2.7 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM

21 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.58 µg/m³
PM₁₀: 2.78 µg/m³
O₃: 0.022 ppm
NO₂: 2.8 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM

20 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.42 µg/m³
PM₁₀: 2.63 µg/m³
O₃: 0.021 ppm
NO₂: 2.9 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Bloomington

Severe Future Possible

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued April 27 at 8:31AM CDT until April 27 at 4:00PM CDT by NWS Lincoln IL

Apr 27, 8:31 AM → Apr 27, 4:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
158 IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON FOR THE FOLLOWING
AREAS

IN ILLINOIS THIS WATCH INCLUDES 32 COUNTIES

IN CENTRAL ILLINOIS

CHRISTIAN DE WITT LOGAN
MACON MASON MCLEAN
MENARD PEORIA SANGAMON
SHELBY TAZEWELL WOODFORD

IN EAST CENTRAL ILLINOIS

CHAMPAIGN CLARK COLES
CUMBERLAND DOUGLAS EDGAR
MOULTRIE PIATT VERMILION

IN SOUTHEAST ILLINOIS

CLAY CRAWFORD EFFINGHAM
JASPER LAWRENCE RICHLAND

IN WEST CENTRAL ILLINOIS

CASS FULTON MORGAN
SCHUYLER SCOTT

THIS INCLUDES THE CITIES OF BEARDSTOWN, BLOOMINGTON, CANTON,
CHAMPAIGN, CHARLESTON, CLINTON, DANVILLE, DECATUR, EFFINGHAM,
EUREKA, FLORA, GREENUP, HAVANA, JACKSONVILLE, LAWRENCEVILLE,
LINCOLN, MARSHALL, MATTOON, MONTICELLO, NEWTON, NORMAL, OLNEY,
PARIS, PEKIN, PEORIA, PETERSBURG, ROBINSON, RUSHVILLE,
SHELBYVILLE, SPRINGFIELD, SULLIVAN, TAYLORVILLE, TUSCOLA, URBANA,
AND WINCHESTER.

Updated: Apr 27, 10:27 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Bloomington

Severe Thunderstorm Watch

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